Question

Testul 2 exercitiul 3,4

Answer 1

Răspuns:

3: a) 2²-2×2×-3±3²=±21

b)(2-3)²=-1×-1=-1

d) 2-3)³=-1×-1×-1=-1

4:a)8×8×8×8:-4×-4×-4×-4-×-4×-4+(-2)÷ (-2)⁰=1